Shaft-less Propeller Device,申请号KR20040023243-传众专利搜索

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发明名称	Shaft-less Propeller Device
摘要
申请公布号	KR100818885(B1)	申请公布日期	2008.04.01
申请号	KR20040023243	申请日期	2004.04.06
申请人		发明人
分类号	B63H23/02	主分类号	B63H23/02
代理机构		代理人
主权项
地址

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